19 lines
386 B
Swift
19 lines
386 B
Swift
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//
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// Collection+safe.swift
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// Cuvent
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//
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// Created by Marc Rousavy on 10.01.21.
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// Copyright © 2021 Facebook. All rights reserved.
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//
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import Foundation
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extension Collection {
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/**
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Returns the element at the specified index if it is within bounds, otherwise nil.
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*/
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subscript(safe index: Index) -> Element? {
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return indices.contains(index) ? self[index] : nil
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}
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}
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